feat(engine): Improve execution stalls troubleshooting, align dev and prod behavior, adding heartbeats.yield utility #3481

Job	Run time
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	2m 28s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	8m 7s
typecheck / typecheck	6m 11s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	2m 45s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	7m 20s
units / webapp / 🧪 Unit Tests: Webapp (8, 8)	2m 52s
units / webapp / 🧪 Unit Tests: Webapp (4, 8)	2m 51s
units / webapp / 🧪 Unit Tests: Webapp (2, 8)	2m 53s
units / webapp / 🧪 Unit Tests: Webapp (7, 8)	2m 20s
units / packages / 🧪 Unit Tests: Packages (1, 1)	3m 27s
units / webapp / 🧪 Unit Tests: Webapp (5, 8)	2m 36s
units / internal / 🧪 Unit Tests: Internal (3, 8)	3m 59s
units / internal / 🧪 Unit Tests: Internal (5, 8)	4m 9s
units / internal / 🧪 Unit Tests: Internal (8, 8)	2m 37s
units / internal / 🧪 Unit Tests: Internal (1, 8)	6m 16s
units / internal / 🧪 Unit Tests: Internal (6, 8)	3m 55s
units / webapp / 🧪 Unit Tests: Webapp (1, 8)	2m 51s
units / internal / 🧪 Unit Tests: Internal (4, 8)	4m 52s
units / internal / 🧪 Unit Tests: Internal (7, 8)	3m 54s
units / internal / 🧪 Unit Tests: Internal (2, 8)	4m 25s
units / webapp / 🧪 Unit Tests: Webapp (3, 8)	2m 40s
units / webapp / 🧪 Unit Tests: Webapp (6, 8)	2m 52s
units / webapp / 📊 Merge Reports	31s
units / packages / 📊 Merge Reports	29s
units / internal / 📊 Merge Reports	21s
	1h 27m 41s

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